At Mark Smith Glazing, we only use the latest cutting-edge technology and procedures to provide you with double glazing windows that not only look great, but have been thoroughly tested to exceed security standards, weather performances and energy efficiency levels.
We are proud to serve customers in Edinburgh and throughout Scotland with the market’s leading double glazing windows. Our windows are suitable for homes and commercial properties.
Our Double Glazing Windows
Perfect for domestic and commercial buildings, our modern double-glazed windows cater to every property and individual taste. We use the latest glazing technology to provide new windows that look great and are thoroughly tested to maximise:
Security: Helping keep your home safe from break-ins.
Weatherproofing: Protecting interiors from draughts and rain.
Energy efficiency: Keeping rooms warmer while reducing heating bills.
With a huge selection of high-quality products, we bring your ideas to life with double-glazed windows cut to size. Every frame is made-to-measure to ensure a perfect fit and a professional finish.
Discover how you can turn windows into bright, energy-saving features that boost your property’s kerb appeal while reducing heat loss in your Edinburgh home.
Benefits of Double-Glazed Glass Windows
Double-glazed windows are specifically designed to offer a range of benefits, saving you money on your energy bills.
By using two panes of glass separated by an insulating layer, double glazing helps maintain comfortable indoor temperatures year-round. This keeps warmth inside during winter and limits heat gain during warmer months.
Additional benefits include:
- Noise reduction: Reduce outside noise by up to 60% and enjoy a quieter, more relaxing environment, especially if you live near a busy road or railway tracks.
- Improved security: The toughened safety glass in double-glazed windows provides enhanced durability, making it difficult for intruders to break in.
- Increased property value: Double-glazed windows boost kerb appeal, making your home more desirable to future buyers, even if it’s an older building.
- Sustainability: Better insulation reduces heating demands, lowering energy consumption and supporting eco-friendly living.
- Condensation control: Improved U-values reduce internal moisture, protecting your house from mould, damp and associated damage.
- Easy upkeep: Made-to-match frames are low-maintenance and built to last, making cleaning simple while keeping your new windows looking great for years.
- UV protection: Double-glazed units help reduce harmful UV exposure from entering your home, keeping furniture, décor and interiors safe from fading.
FAQs About Double-Glazed Windows
Find answers to common questions about our energy-efficient double-glazed windows here.
Can I replace just the glass instead of the full window?
Yes. If your existing window frame is still in good condition, you can install replacement double-glazing windows by swapping the glass pane with a new sealed unit.
Our skilled technicians match the thickness and style of your existing frame, preserving your property’s window design without the cost of full replacement.
How much does double glazing cost?
The cost of our double-glazing windows is individually priced based on the type, size and complexity of the project. We can provide a custom quote and arrange a site visit at your convenience.
If you are interested in upgrading or installing double-glazing windows in a new build or existing UK property, we currently offer:
Beyond white uPVC windows, we offer a full range of colours. Choose from wood-grain options to find the perfect match for your style, with uPVC window prices provided in each tailored quote.
What’s a good U-value for double-glazed windows in the UK?
Lower U-values indicate better insulation and improved energy efficiency. Current UK building regulations typically require a maximum U-value of 1.4 W/m²K for replacement windows in existing properties. Many modern double-glazed windows can achieve even lower values for improved thermal performance.
How are U-values assessed for double-glazed windows?
According to the British Fenestration Rating Council (BFRC), window energy efficiency is often rated from A++ to C, with A++ being the most efficient. This rating is recognised across the glazing industry, including the Glass and Glazing Federation, and considers the entire window, not just the glass.
Alongside the rating, a whole-window U-value is calculated. The U-value measures how much heat passes through the window, and the lower the figure, the better it reduces heat loss and improves overall efficiency.
How long do double-glazed units last?
Modern double-glazing keeps windows performing effectively for many years. Most sealed units, where the two panes of glass are bonded together, will maintain their insulation for around 20 to 30 years.
This depends on a range of factors, including:
- Weather exposure
- Installation quality
- Frame condition
The frame itself often lasts as long as, or longer than, the sealed unit. As a result, decades of service are common when both the unit and the frame are expertly designed and properly installed.
Need help finding the best bespoke glazed window style for your Edinburgh home or business? Call us on 0131 669 9898 today!
Quality Double Glazing Windows: The Mark Smith Promise
At Mark Smith Glazing, we have been fitting high-performance double-glazed windows and doors in Edinburgh since 1997. Our reputation has been built on skilled workmanship, honest pricing, and clear communication from the first survey to the final sign-off.
Every installation is handled by experienced glaziers who understand how different window styles perform in residential and commercial buildings. Our company uses trusted UK glass suppliers and precision-made sealed units to ensure long-term reliability, security and comfort.
Explore our wider range of glazing options, including:
Case Studies
Review our case studies and get in touch today to discuss your specific double-glazed window requirements. We will respond to your enquiry quickly and efficiently, providing a clear quote regardless of the job’s size.
Get in touch
Mark Smith Glazing are happy to quote for jobs of any size and are able to meet all enquiries with a fast and efficient response. Please get in touch to discuss our products or for a free no obligation quote.Or you can call us on 0131 669 9898